solve this
what does it mean for
sin(-660)
Attachments:
Answers
Answered by
1
sin(-theta) is -sin theta
so
-sin(660)
=-sin (360+300)
=-[-sin(300)]. [since sin (360+300) falls in fourth quadrant]
so the answer is sin(300)
so
-sin(660)
=-sin (360+300)
=-[-sin(300)]. [since sin (360+300) falls in fourth quadrant]
so the answer is sin(300)
Answered by
2
PLS refer to the image for your ANSWER
HOPE THIS ANSWER HELPS PLS MARK IT AS THE BRAINLIEST ANSWER THANK YOU
ANSWER is option C
HOPE THIS ANSWER HELPS PLS MARK IT AS THE BRAINLIEST ANSWER THANK YOU
ANSWER is option C
Attachments:
Vin11111:
how does sin660 become sin 300
ans is correct
because as it lies in 4th QUADRANT therefore we have to subtract 300 from it
ok
Similar questions